The XTF series of fixed terminations are available in 50 or 75 ohm with a variety of connector types. These units are available in 1 watt to 2 GHz and 2 watt to 18 GHz.
The HTF series of medium/high-power terminations have 50 Ohm impedance and are available up to 1,000 Watts and 18 GHz.
The XFT series of commercial-grade feedthru terminations are available with a variety of impedances, 50 and 75 Ohm are standard.